115 lines
4.1 KiB
JavaScript
115 lines
4.1 KiB
JavaScript
function _extends() { _extends = Object.assign ? Object.assign.bind() : function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
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/* eslint react/prop-types: 0 */
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import * as React from 'react';
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import OriginCSSMotion, { isRefNotConsumed } from "./CSSMotion";
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import { diffKeys, parseKeys, STATUS_ADD, STATUS_KEEP, STATUS_REMOVE, STATUS_REMOVED } from "./util/diff";
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import { supportTransition } from "./util/motion";
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const MOTION_PROP_NAMES = ['eventProps', 'visible', 'children', 'motionName', 'motionAppear', 'motionEnter', 'motionLeave', 'motionLeaveImmediately', 'motionDeadline', 'removeOnLeave', 'leavedClassName', 'onAppearPrepare', 'onAppearStart', 'onAppearActive', 'onAppearEnd', 'onEnterStart', 'onEnterActive', 'onEnterEnd', 'onLeaveStart', 'onLeaveActive', 'onLeaveEnd'];
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/**
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* Generate a CSSMotionList component with config
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* @param transitionSupport No need since CSSMotionList no longer depends on transition support
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* @param CSSMotion CSSMotion component
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*/
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export function genCSSMotionList(transitionSupport, CSSMotion = OriginCSSMotion) {
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class CSSMotionList extends React.Component {
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static defaultProps = {
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component: 'div'
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};
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state = {
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keyEntities: []
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};
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static getDerivedStateFromProps({
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keys
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}, {
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keyEntities
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}) {
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const parsedKeyObjects = parseKeys(keys);
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const mixedKeyEntities = diffKeys(keyEntities, parsedKeyObjects);
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return {
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keyEntities: mixedKeyEntities.filter(entity => {
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const prevEntity = keyEntities.find(({
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key
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}) => entity.key === key);
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// Remove if already mark as removed
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if (prevEntity && prevEntity.status === STATUS_REMOVED && entity.status === STATUS_REMOVE) {
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return false;
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}
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return true;
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})
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};
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}
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// ZombieJ: Return the count of rest keys. It's safe to refactor if need more info.
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removeKey = removeKey => {
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this.setState(prevState => {
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const nextKeyEntities = prevState.keyEntities.map(entity => {
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if (entity.key !== removeKey) return entity;
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return {
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...entity,
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status: STATUS_REMOVED
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};
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});
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return {
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keyEntities: nextKeyEntities
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};
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}, () => {
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const {
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keyEntities
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} = this.state;
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const restKeysCount = keyEntities.filter(({
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status
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}) => status !== STATUS_REMOVED).length;
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if (restKeysCount === 0 && this.props.onAllRemoved) {
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this.props.onAllRemoved();
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}
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});
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};
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render() {
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const {
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keyEntities
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} = this.state;
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const {
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component,
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children,
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onVisibleChanged,
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onAllRemoved,
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...restProps
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} = this.props;
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const Component = component || React.Fragment;
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const motionProps = {};
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MOTION_PROP_NAMES.forEach(prop => {
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motionProps[prop] = restProps[prop];
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delete restProps[prop];
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});
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delete restProps.keys;
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return /*#__PURE__*/React.createElement(Component, restProps, keyEntities.map(({
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status,
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...eventProps
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}, index) => {
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const visible = status === STATUS_ADD || status === STATUS_KEEP;
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return /*#__PURE__*/React.createElement(CSSMotion, _extends({}, motionProps, {
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key: eventProps.key,
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visible: visible,
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eventProps: eventProps,
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onVisibleChanged: changedVisible => {
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onVisibleChanged?.(changedVisible, {
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key: eventProps.key
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});
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if (!changedVisible) {
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this.removeKey(eventProps.key);
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}
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}
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}), isRefNotConsumed(children) ? props => children({
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...props,
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index
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}) : (props, ref) => children({
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...props,
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index
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}, ref));
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}));
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}
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}
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return CSSMotionList;
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}
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export default genCSSMotionList(supportTransition); |